Solved Internet connectivity problems with 2 separate networks.

Hello, I just got my hands on a new Alienware M18xR2 laptop computer. So far, I have had nothing but great things to say about it. Only one problem has surfaced since I bought it. The problem being internet connectivity with two different networks. At the house I first booted it up, I get a great download speed, something like 11-18mbps depending on who's using it. At that house, I set my...